RU2013123134A - DEVICE FOR THE INTRODUCTION OF A LIQUID ENVIRONMENT IN THE EXHAUST GASES OF THE INTERNAL COMBUSTION ENGINE - Google Patents

DEVICE FOR THE INTRODUCTION OF A LIQUID ENVIRONMENT IN THE EXHAUST GASES OF THE INTERNAL COMBUSTION ENGINE Download PDF

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RU2013123134A
RU2013123134A RU2013123134/06A RU2013123134A RU2013123134A RU 2013123134 A RU2013123134 A RU 2013123134A RU 2013123134/06 A RU2013123134/06 A RU 2013123134/06A RU 2013123134 A RU2013123134 A RU 2013123134A RU 2013123134 A RU2013123134 A RU 2013123134A
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exhaust gases
injection chamber
mixing channel
output
channel
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RU2013123134/06A
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Russian (ru)
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RU2536466C1 (en
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Петер ЛОМАН
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СКАНИА СВ АБ (пабл)
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2066—Selective catalytic reduction [SCR]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/21—Mixing gases with liquids by introducing liquids into gaseous media
    • B01F23/213—Mixing gases with liquids by introducing liquids into gaseous media by spraying or atomising of the liquids
    • B01F23/2132—Mixing gases with liquids by introducing liquids into gaseous media by spraying or atomising of the liquids using nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30—Injector mixers
    • B01F25/32—Injector mixers wherein the additional components are added in a by-pass of the main flow
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/14—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having thermal insulation
    • F01N13/141—Double-walled exhaust pipes or housings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2892—Exhaust flow directors or the like, e.g. upstream of catalytic device
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F2025/93—Arrangements, nature or configuration of flow guiding elements
    • B01F2025/931—Flow guiding elements surrounding feed openings, e.g. jet nozzles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/20—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being a flow director or deflector
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2410/00—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/08—Gas passages being formed between the walls of an outer shell and an inner chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/24—Concentric tubes or tubes being concentric to housing, e.g. telescopically assembled
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)

Abstract

1. Устройство (1) для введения жидкой среды, например мочевины, в отработавшие газы двигателя внутреннего сгорания, содержащее:- трубопровод (2), предназначенный для течения по нему отработавших газов,- инжекционную камеру (3), у которой есть конец (4), расположенный выше по потоку, и конец (5), расположенный ниже по потоку, ограниченную в радиальных направлениях трубчатой стенкой (8) и имеющую у ее конца, расположенного выше по потоку, вход (9) для приема отработавших газов,- средство (13) впрыска для впрыскивания в инжекционную камеру (3) жидкой среды,- смесительный канал (14), который составляет часть трубопровода (2) и находится ниже по потоку инжекционной камеры (3), при этом камера имеет у ее конца (5), расположенного ниже по потоку, выход (10) для подачи отработавших газов в смесительный канал, и- обводной канал (15), который находится в трубопроводе (2) выше по потоку смесительного канала (14) и имеет выход (17), посредством которого он соединен со смесительным каналом,так, что вход (9) инжекционный камеры выполнен с возможностью отклонения части отработавших газов, текущих через трубопровод (2), для поступления этих отклоненных отработавших газов через вход (10) инжекционной камеры в инжекционную камеру (3), а затем в смесительный канал (14), тогда как обводной канал (15) выполнен с возможностью направления в смесительный канал (14) другой части отработавших газов, текущих через трубопровод (2), для смешивания там с упомянутыми отклоненными отработавшими газами,отличающееся тем, что:- инжекционная камера (3) имеет у ее конца (5), расположенного ниже по потоку, торцевую стенку (7), которой она отделяется от смесительного канала (14),- выход (10) инжекцион�1. A device (1) for introducing a liquid medium, such as urea, into the exhaust gases of an internal combustion engine, comprising: - a pipeline (2) designed to flow exhaust gases through it, - an injection chamber (3) that has an end (4) ) located upstream and the end (5) located downstream, limited in radial directions by a tubular wall (8) and having an inlet (9) for receiving exhaust gases at its end located upstream, means ( 13) injection for injection into the injection chamber (3) of a liquid medium, with the mixing channel (14), which is part of the pipeline (2) and is located downstream of the injection chamber (3), while the chamber has an outlet (10) at the end of it (5), located downstream, for supplying exhaust gases to the mixing channel, and - bypass channel (15), which is located in the pipeline (2) upstream of the mixing channel (14) and has an outlet (17) through which it is connected to the mixing channel, so that the injection chamber inlet (9) is made with the possibility of deviation of the part of the exhaust gases flowing through the pipeline (2), for the steps of these deflected exhaust gases through the inlet of the injection chamber (10) into the injection chamber (3), and then into the mixing channel (14), while the bypass channel (15) is configured to direct another part of the exhaust gas to the mixing channel (14), flowing through the pipeline (2), for mixing there with the aforementioned rejected exhaust gases, characterized in that: - the injection chamber (3) has at its end (5), located downstream, an end wall (7), which it is separated from mixing channel (14), - output (10) injection

Claims (11)

1. Устройство (1) для введения жидкой среды, например мочевины, в отработавшие газы двигателя внутреннего сгорания, содержащее:1. Device (1) for introducing a liquid medium, such as urea, into the exhaust gases of an internal combustion engine, comprising: - трубопровод (2), предназначенный для течения по нему отработавших газов,- pipeline (2), designed for the flow of exhaust gases through it, - инжекционную камеру (3), у которой есть конец (4), расположенный выше по потоку, и конец (5), расположенный ниже по потоку, ограниченную в радиальных направлениях трубчатой стенкой (8) и имеющую у ее конца, расположенного выше по потоку, вход (9) для приема отработавших газов,- an injection chamber (3), which has an end (4) located upstream and an end (5) located downstream, limited in radial directions by a tubular wall (8) and having at its end located upstream , input (9) for receiving exhaust gases, - средство (13) впрыска для впрыскивания в инжекционную камеру (3) жидкой среды,- injection means (13) for injecting liquid medium into the injection chamber (3), - смесительный канал (14), который составляет часть трубопровода (2) и находится ниже по потоку инжекционной камеры (3), при этом камера имеет у ее конца (5), расположенного ниже по потоку, выход (10) для подачи отработавших газов в смесительный канал, и- a mixing channel (14), which is part of the pipeline (2) and is located downstream of the injection chamber (3), while the chamber has an outlet (10) at the end of it (5), located downstream, for supplying exhaust gases to mixing channel, and - обводной канал (15), который находится в трубопроводе (2) выше по потоку смесительного канала (14) и имеет выход (17), посредством которого он соединен со смесительным каналом,- a bypass channel (15), which is located in the pipeline (2) upstream of the mixing channel (14) and has an outlet (17), through which it is connected to the mixing channel, так, что вход (9) инжекционный камеры выполнен с возможностью отклонения части отработавших газов, текущих через трубопровод (2), для поступления этих отклоненных отработавших газов через вход (10) инжекционной камеры в инжекционную камеру (3), а затем в смесительный канал (14), тогда как обводной канал (15) выполнен с возможностью направления в смесительный канал (14) другой части отработавших газов, текущих через трубопровод (2), для смешивания там с упомянутыми отклоненными отработавшими газами,so that the inlet (9) of the injection chamber is configured to deflect a portion of the exhaust gas flowing through the pipeline (2), for these deflected exhaust gases to enter the injection chamber (3) and then into the mixing channel ( 14), while the bypass channel (15) is configured to direct to the mixing channel (14) another part of the exhaust gases flowing through the pipeline (2) for mixing there with said rejected exhaust gases, отличающееся тем, что:characterized in that: - инжекционная камера (3) имеет у ее конца (5), расположенного ниже по потоку, торцевую стенку (7), которой она отделяется от смесительного канала (14),- the injection chamber (3) has at its end (5), located downstream, an end wall (7), by which it is separated from the mixing channel (14), - выход (10) инжекционной камеры находится по периферии торцевой стенки (7), и- the exit (10) of the injection chamber is located on the periphery of the end wall (7), and - выход (17) обводного канала находится рядом с выходом (10) инжекционной камеры, так что отработавшие газы, которые текут в смесительный канал (14) через выход (10) инжекционной камеры, будут сталкиваться с отработавшими газами, которые текут в смесительный канал (14) через выход (17) обводного канала.- the output (17) of the bypass channel is adjacent to the output (10) of the injection chamber, so that the exhaust gases that flow into the mixing channel (14) through the output (10) of the injection chamber will collide with the exhaust gases that flow into the mixing channel ( 14) through the output (17) of the bypass channel. 2. Устройство по п.1, отличающееся тем, что выход (10) инжекционной камеры находится между трубчатой стенкой (8) и периферией торцевой стенки (7).2. The device according to claim 1, characterized in that the output (10) of the injection chamber is located between the tubular wall (8) and the periphery of the end wall (7). 3. Устройство по п.1 или 2, отличающееся тем, что обводной канал (15) окружает инжекционную камеру (3) и отделен от нее упомянутой трубчатой стенкой (8).3. The device according to claim 1 or 2, characterized in that the bypass channel (15) surrounds the injection chamber (3) and is separated from it by the said tubular wall (8). 4. Устройство по п.1 или 2, отличающееся тем, что:4. The device according to claim 1 or 2, characterized in that: - отработавшие газы из обводного канала (15) вынуждены течь в смесительный канал (14) через выход (17) обводного канала в по существу радиальных направлениях к средней линии (18) смесительного канала, а- the exhaust gases from the bypass channel (15) are forced to flow into the mixing channel (14) through the outlet (17) of the bypass channel in essentially radial directions to the middle line (18) of the mixing channel, and - отработавшие газы из инжекционной камеры (3) вынуждены течь в смесительный канал (14) через выход (10) камеры в по существу осевых направлениях.- exhaust gases from the injection chamber (3) are forced to flow into the mixing channel (14) through the chamber outlet (10) in essentially axial directions. 5. Устройство по п.1 или 2, отличающееся тем, что выход (10) инжекционной камеры (3) выполнен с возможностью сжимания потока выхлопных газов таким образом, что отработавшие газы, текущие через инжекционную камеру, подвергаются ускорению во время их прохождения через этот выход (10).5. The device according to claim 1 or 2, characterized in that the output (10) of the injection chamber (3) is configured to compress the exhaust gas flow so that the exhaust gases flowing through the injection chamber are accelerated during their passage through this output (10). 6. Устройство по п.1 или 2, отличающееся тем, что выход (17) обводного канала выполнен с возможностью сжатия потока выхлопных газов таким образом, что отработавшие газы, текущие через обводной канал (15), испытывают ускорение во время их прохождения через этот выход (17).6. The device according to claim 1 or 2, characterized in that the output (17) of the bypass channel is configured to compress the exhaust gas stream so that the exhaust gases flowing through the bypass channel (15) experience acceleration during their passage through this output (17). 7. Устройство по п.1 или 2, отличающееся тем, что сторона торцевой стенки (7), которая обращена к инжекционной камере (3), имеет выпуклую форму.7. The device according to claim 1 or 2, characterized in that the side of the end wall (7), which faces the injection chamber (3), has a convex shape. 8. Устройство по п.1 или 2, отличающееся тем, что выход (10) инжекционной камеры является кольцевым и простирается вокруг торцевой стенки (7).8. The device according to claim 1 or 2, characterized in that the output (10) of the injection chamber is annular and extends around the end wall (7). 9. Устройство по п.1 или 2, отличающееся тем, что выход (17) обводного канала является кольцевым и простирается вокруг средней линии (18) смесительного трубопровода.9. The device according to claim 1 or 2, characterized in that the output (17) of the bypass channel is annular and extends around the midline (18) of the mixing pipeline. 10. Устройство по п.1 или 2, отличающееся тем, что средство (13) впрыска находится по центру конца (4) инжекционной камеры, расположенного выше по потоку, и выполнено с возможностью впрыскивания жидкой среды по направлению к концу (5) камеры, расположенному ниже по потоку.10. The device according to claim 1 or 2, characterized in that the injection means (13) is located in the center of the end (4) of the injection chamber located upstream, and is configured to inject liquid medium towards the end (5) of the chamber, located downstream. 11. Устройство по п.1 или 2, отличающееся тем, что вход (9) инжекционной камеры является кольцевым и простирается вокруг средней линии (12) камеры. 11. The device according to claim 1 or 2, characterized in that the input (9) of the injection chamber is annular and extends around the midline (12) of the chamber.
RU2013123134/06A 2010-10-22 2011-10-13 Device for injection of liquid medium into exhaust gases of internal combustion engine RU2536466C1 (en)

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SE1051099A SE535235C2 (en) 2010-10-22 2010-10-22 Arrangement for introducing a liquid medium into exhaust gases from an internal combustion engine
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PCT/SE2011/051222 WO2012053960A1 (en) 2010-10-22 2011-10-13 Arrangement for introducing a liquid medium into exhaust gases from a combustion engine

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BR112013008310A2 (en) 2016-06-14
EP2630350A4 (en) 2014-07-09
KR20130140028A (en) 2013-12-23
US20130305696A1 (en) 2013-11-21
WO2012053960A1 (en) 2012-04-26
SE535235C2 (en) 2012-06-05
EP2630350B1 (en) 2017-03-29
RU2536466C1 (en) 2014-12-27
SE1051099A1 (en) 2012-04-23
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US8915069B2 (en) 2014-12-23
CN103168155B (en) 2015-07-08

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